libel 文字誹謗
Written defamation.
以文字材料來詆毀他人名聲的行為。

例句:
The famous actress is suing the tabloids for libel.
這位知名的女演員正以誹謗罪起訴數家通俗小報。

Mafia 黑手黨
A secret society that originated in Italy in the 860's. The Mafia now widespread, and is focused on power and profit.
9世紀60年代起源于意大利的秘密團體。現在黑手黨勢力廣為分布，專門從事擴張勢力、牟取錢財。

例句:
The “Godfather” is a story about the powerful mafia families in New York.
電影《教父》就是有關紐約黑手黨的豪門大戶的故事。

mail fraud 郵政詐騙
The using of the mail system to defraud the public.
利用郵政系統詐騙公眾的行為。

例句:
That mail-order company has been convicted of mail fraud.
那家郵購公司被判有郵政詐騙罪。

manhunt 追捕
An organized search to catch a criminal or an escapee.
有組織的追蹤、捉拿囚犯、逃犯。

例句:
Police have organized a manhunt to capture the escaped convict.
警方組織了一次追捕以抓獲那名逃犯。

mass murderer 謀殺多人的兇手
A murderer who kills many people.
多條命案的謀殺者；連環殺手。

例句:
More and more mass murderers are popping up in the news these days.
這些天來，新聞里不斷報道謀殺多人的兇手。

money laundering 洗錢
The act of concealing the source of funds for the purpose of tax evasion and fraud.
為達到逃稅和欺騙的目的而隱瞞資金來源的行為。

例句:
This restaurant is just a front for money laundering.
這家餐館僅僅是洗錢的掩護所。